Misc: What toy was in short supply for the 1983 Chirstmas season??

Questions

Where did the oil tanker Torrey Canyon come from?

Who wrote the book "Mussolini, His part in my downfall"?

In which county was John Majors constituency in the 1992 General Election?

What was called the Jewel in Queen Victorias crown?

Which plant was believed to shriek when pulled up?